vs
9.4Display7.5
5.0Health tracking5.0
8.0Sports & outdoor4.7
9.6Smart features5.9
6.0Build & durability4.7
Dimensions
Size comparison
Watch 3 ProWatch S1
| Watch 3 Pro | Watch S1 | Difference | |
|---|---|---|---|
| Height | 50.4 mm | 46.5 mm | +3.9 mm |
| Width | 38.5 mm | 46.5 mm | −8 mm |
| Thickness | 12.8 mm | 11 mm | +1.8 mm |
| Weight | 38 g | 53 g | −16 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Watch 3 Pro better than Watch S1?
- LTE (cellular)Yes · Watch S1: No
- Weight37.5 g vs 53 g+41%
- Screen size1.91″ vs 1.43″+34%
- eSIMYes · Watch S1: No
- Battery capacity550 mAh vs 470 mAh+17%
Why is Watch S1 better than Watch 3 Pro?
- Resolution (width)378 px vs 466 px+23%
- Thickness12.8 mm vs 11 mm+16%
Specifications
Side by side
| Design & durability | ||
| Case size | 50 mm | 46 mm |
| Weight | 37.5 g | 53 g |
| Thickness | 12.8 mm | 11 mm |
| Height | 50.4 mm | 46.5 mm |
| Width | 38.5 mm | 46.5 mm |
| Case material | Aluminium | Stainless steel |
| Sapphire crystal | — | Yes |
| Water resistance | 5 ATM | 5 ATM |
| Colours | Black, Silver | Black, Silver |
| Display | ||
| Screen size | 1.91″ | 1.43″ |
| Display technology | AMOLED | AMOLED |
| Panel | LTPO AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Resolution (width) | 378 px | 466 px |
| Resolution (height) | 496 px | 466 px |
| Pixel density | 327 ppi | 326 ppi |
| LTPO display | Yes | — |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery capacity | 550 mAh | 470 mAh |
| Battery type | Li-Ion | Li-Po |
| Wireless charging | — | Yes |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Sensors | Accelerometer, gyro, heart rate, compass, barometer, SpO2 | Accelerometer, gyro, compass, barometer, heart rate, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Dual-band GPS | — | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Barometric altimeter | Yes | Yes |
| Compass | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | Yes | No |
| eSIM | Yes | No |
| Wi-Fi | — | Wi-Fi 4 |
| Bluetooth | 5 | 5.2 |
| Smart features | ||
| Speaker | Yes | Yes |
| Storage | 32 GB | — |
| RAM | 1 GB | — |
| Platform | ||
| Operating system | Android Wear OS - International ColorOS Watch 3.0 - China | Proprietary OS |
| Platform | Android | Proprietary |
| Chipset | Qualcomm Snapdragon W5+ Gen 1 | — |
